Finding the Fourth Proportional to 804,531.26, 1,207,305.98 and 449,778
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Solution
The fourth proportional to 804,531.26, 1,207,305.98 and 449,778 is: 674,951.61
Step by Step Solution
- Step 1: Write the proportion equation
804,531.26 : 1,207,305.98 = 449,778 : x - Step 2: Convert to fraction form
804,531.26/1,207,305.98 = 449,778/x - Step 3: Cross multiply
804,531.26x = 1,207,305.98 × 449,778 - Step 4: Simplify right side
804,531.26x = 543,019,669,072.44 - Step 5: Solve for x
x = 543,019,669,072.44/804,531.26 - Step 6: Final answer
x = 674,951.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.